499987359 has 12 divisors (see below), whose sum is σ = 738999976. Its totient is φ = 325572912.

The previous prime is 499987349. The next prime is 499987361. The reversal of 499987359 is 953789994.

It is a happy number.

499987359 is a `hidden beast` number, since 499 + 98 + 7 + 3 + 59 = 666.

It is not a de Polignac number, because 499987359 - 2¹⁵ = 499954591 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 499987296 and 499987305.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (499987349) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 645592 + ... + 646365.

Almost surely, 2^499987359 is an apocalyptic number.

499987359 is a deficient number, since it is larger than the sum of its proper divisors (239012617).

499987359 is a wasteful number, since it uses less digits than its factorization.

499987359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1292006 (or 1292003 counting only the distinct ones).

The product of its digits is 22044960, while the sum is 63.

The square root of 499987359 is about 22360.3971118583. The cubic root of 499987359 is about 793.6938371488.

The spelling of 499987359 in words is "four hundred ninety-nine million, nine hundred eighty-seven thousand, three hundred fifty-nine".